*SUPPORT*
IN: wif gazzer OUT: PINK PURPLE
IN: gazzer OUT: PURPLE
IN: wif tufa wif OUT: PINK PINK
IN: gazzer tufa wif OUT: PINK PURPLE
IN: wif dax wif OUT: PINK PINK PINK
IN: fep fep lug wif OUT: BLUE BLUE PINK BLUE
IN: fep tufa kiki OUT: YELLOW BLUE
IN: fep kiki dax wif OUT: BLUE YELLOW PINK YELLOW
IN: kiki dax wif OUT: YELLOW PINK YELLOW
IN: gazzer dax kiki OUT: PURPLE YELLOW PURPLE
IN: fep OUT: BLUE
IN: wif OUT: PINK
IN: fep tufa fep OUT: BLUE BLUE
IN: kiki OUT: YELLOW

*QUERY*
IN: fep kiki tufa wif OUT: BLUE PINK YELLOW
IN: kiki fep tufa wif OUT: YELLOW PINK BLUE
IN: gazzer dax gazzer OUT: PURPLE PURPLE PURPLE
IN: gazzer tufa gazzer OUT: PURPLE PURPLE
IN: fep fep gazzer lug wif OUT: BLUE BLUE PURPLE PINK PURPLE
IN: kiki tufa gazzer OUT: PURPLE YELLOW
IN: wif lug wif OUT: PINK PINK PINK
IN: fep lug fep OUT: BLUE BLUE BLUE
IN: fep kiki OUT: BLUE YELLOW
IN: fep wif OUT: BLUE PINK

*GRAMMAR*
kiki -> YELLOW 
 fep -> BLUE 
 wif -> PINK 
 gazzer -> PURPLE 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 dax u2 -> [u1] [u2] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 